Home / 913,914.31-1,261,241.13-506,016.14

Finding the Fourth Proportional to 913,914.31, 1,261,241.13 and 506,016.14

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Solution

The fourth proportional to 913,914.31, 1,261,241.13 and 506,016.14 is: 698,324.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,914.31 : 1,261,241.13 = 506,016.14 : x
  2. Step 2: Convert to fraction form
    913,914.31/1,261,241.13 = 506,016.14/x
  3. Step 3: Cross multiply
    913,914.31x = 1,261,241.13 × 506,016.14
  4. Step 4: Simplify right side
    913,914.31x = 638,208,372,629.98
  5. Step 5: Solve for x
    x = 638,208,372,629.98/913,914.31
  6. Step 6: Final answer
    x = 698,324.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.